import axios from 'axios'
import { getToken } from '@/utils/auth'
import store from '@/store'
import router from '@/router/router'
import { showToast } from 'vant'

// create an axios instance
const service = axios.create({

  // url = base url + request url
  baseURL: process.env.VUE_APP_BASE_API,

  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 1000 * 10,
  headers: {

    // contentType: 'application/x-www-form-urlencoded',
    'Access-Control-Allow-Origin': '*',
  },
})

// request interceptor
service.interceptors.request.use(
  (config) => {
    // do something before request is sent
    if (getToken()) {
      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      config.headers['Authorization'] = getToken()
    }
    return config
  },
  (error) => {
    // do something with request error
    // for debug
    console.log(error)
    return Promise.reject(error)
  },
)

// response interceptor
service.interceptors.response.use(

  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
   */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  (response) => {
    const res = response.data

    // if the custom code is not 20000, it is judged as an error.
    if (res.code !== 200) {
      if (res.code === 401) {
        // 转到"统一身份认证"
        store.dispatch('user/logout').then(() => {
          router.push({
            path: '/login',
          })
        })
        return Promise.reject(new Error(res.msg || 'Error'))
      }

      msgBoxErr(res.msg)
      return Promise.reject(new Error(res.msg || 'Error'))
    } else {
      return res
    }
  },
  (error) => {
    // for debug
    console.log(`err${error}`)
    msgBoxErr(error.message)
    return Promise.reject(error)
  },
)

export default service
